What does Allahu Akbar mean? Army Major Nidal Malik Hasan shouted Allahu Akbar before killing 13 Thursday, says reports.

But what does it mean?

Allahu Akbar means “God is great” in Arabic. Unconfirmed reports say Hasan repeatedly used the comment while shooting 13 dead and injuring 30 more. Lt Gen Robert Cone told the Early Show on CBS Friday unconfirmed reports of Allahu Akbar being shouted.

“I’m talking to many of the soldiers in the hospital that night. They reported almost a very calm and measured approach by they gunman who went around and in some cases talked to one one young man who was shot four times and by the same shooter. And then when he thought - he said “I made the mistake of moving, and I was shot again.’ “